Fermi question · Business

About how many packages per day did UPS deliver on average in 2025?

Make a fast, defensible estimate before you reveal the reference answer. Think in factors, not exact recall.

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What is your estimate?

packages per day

Use a positive number. Commas and scientific notation are okay.

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Reference answer

Reveal the reference answer

≈ 20.8 million packages per day

Fermi estimates are judged by scale, so a reasonable approximation can still earn a strong score.

One way to estimate it

Scale from annual package volume to an operating-day average.

  1. Annual packages≈ 5.2 billion
  2. Operating days≈ 252
  3. Estimate5.2B ÷ 252 ≈ 20.6M packages/day

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